timestamp	ip	host	browser	uri
20191127-20:54:03	54.36.148.188	ip-54-36-148-188.a.ahrefs.com	Mozilla/5.0 (compatible; AhrefsBot/6.1; +http://ahrefs.com/robot/)	/robots.txt
20191224-21:15:45	54.36.148.188	ip-54-36-148-188.a.ahrefs.com	Mozilla/5.0 (compatible; AhrefsBot/6.1; +http://ahrefs.com/robot/)	/robots.txt
20210715-15:18:46	54.36.148.188	ip-54-36-148-188.a.ahrefs.com	Mozilla/5.0 (compatible; AhrefsBot/7.0; +http://ahrefs.com/robot/)	/robots.txt